13384217

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1721}}^1$

素因数の和:1840

約数の個数: 16

約数和(自身を含む): 16861824

約数和(自身を除く): 3477607

約数列:

[1, 7, 11, 77, 101, 707, 1111, 1721, 7777, 12047, 18931, 132517, 173821, 1216747, 1912031, 13384217]

約数ペア:

[(1, 13384217), (7, 1912031), (11, 1216747), (77, 173821), (101, 132517), (707, 18931), (1111, 12047), (1721, 7777)]